Seiko Cal. 3816 - 178

The 3816-178 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3816 caliber with 33j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-a16fb866da18]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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